| biochemical genetics | The study of genetics in terms of the chemical (biochemical) events involved, as in the manner in which DNA molecules replicate and control the synthesis of specific enzymes by the genetic code. (05 Mar 2000) |
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| genetics, biochemical | A branch of genetics which deals with the chemical structure of the genes and with the mechanisms by which the genes control and regulate the structure and synthesis of proteins. (12 Dec 1998) |
| plant families and groups | Groupings that include specific plants within larger families or divisions. (12 Dec 1998) |
| biochemical | Relating to biochemistry, characterised by, produced by or involving chemical reactions in living organisms. (18 Nov 1997) |
| biochemical conversion process | The use of living organisms or their products to convert organic material to fuels. (05 Dec 1998) |
| biochemical mechanism | This is the general term for any chemical reaction or series of reactions, usually mediated by enzymes, which produce a given physiological effect in a living organism. (09 Oct 1997) |
| biochemical metastasis | The transportation and induction of abnormal immunochemical specificities in apparently normal organs. (05 Mar 2000) |
| biochemical oxygen demand | The amount of oxygen aerobicorganisms need to carry out oxidative metabolism in watercontaining organic matter, such as sewage. (09 Oct 1997) |
| biochemical phenomena | Biochemical functions, activities, and processes at organic and molecular levels in humans, animals, microorganisms, and plants. (12 Dec 1998) |
| biochemical profile | A combination of biochemical tests usually performed with automated instrumentation upon admission of a patient to a hospital or clinic. (05 Mar 2000) |
| age groups | Persons classified by age from birth (infant, newborn) to octagenarians and older (aged, 80 and over). (12 Dec 1998) |
| matched groups | A method of experimental control in which subjects in one group are matched on a one-to-one basis with subjects in other group's concerning all organism variables (e.g., age, sex, height, weight) which the experimenter believes could influence the variable being investigated. (05 Mar 2000) |
| minority groups | A subgroup having special characteristics within a larger group, often bound together by special ties which distinguish it from the larger group. (12 Dec 1998) |
| self-help groups | Organizations which provide an environment encouraging social interactions through group activities or individual relationships especially for the purpose of rehabilitating or supporting patients, individuals with common health problems, or the elderly. They include therapeutic social clubs. (12 Dec 1998) |
| sensitivity training groups | A group of people who meet in an unstructured setting to learn about themselves, interpersonal relationships, and group processes and about larger social systems. (12 Dec 1998) |